diff options
Diffstat (limited to '')
-rw-r--r-- | dependencies/pkg/mod/github.com/mattn/go-sqlite3@v1.14.16/_example/vtable/vtable.go | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/dependencies/pkg/mod/github.com/mattn/go-sqlite3@v1.14.16/_example/vtable/vtable.go b/dependencies/pkg/mod/github.com/mattn/go-sqlite3@v1.14.16/_example/vtable/vtable.go new file mode 100644 index 0000000..dd457ea --- /dev/null +++ b/dependencies/pkg/mod/github.com/mattn/go-sqlite3@v1.14.16/_example/vtable/vtable.go @@ -0,0 +1,116 @@ +package main + +import ( + "encoding/json" + "fmt" + "io/ioutil" + "net/http" + + "github.com/mattn/go-sqlite3" +) + +type githubRepo struct { + ID int `json:"id"` + FullName string `json:"full_name"` + Description string `json:"description"` + HTMLURL string `json:"html_url"` +} + +type githubModule struct { +} + +func (m *githubModule) Create(c *sqlite3.SQLiteConn, args []string) (sqlite3.VTab, error) { + err := c.DeclareVTab(fmt.Sprintf(` + CREATE TABLE %s ( + id INT, + full_name TEXT, + description TEXT, + html_url TEXT + )`, args[0])) + if err != nil { + return nil, err + } + return &ghRepoTable{}, nil +} + +func (m *githubModule) Connect(c *sqlite3.SQLiteConn, args []string) (sqlite3.VTab, error) { + return m.Create(c, args) +} + +func (m *githubModule) DestroyModule() {} + +type ghRepoTable struct { + repos []githubRepo +} + +func (v *ghRepoTable) Open() (sqlite3.VTabCursor, error) { + resp, err := http.Get("https://api.github.com/repositories") + if err != nil { + return nil, err + } + defer resp.Body.Close() + + body, err := ioutil.ReadAll(resp.Body) + if err != nil { + return nil, err + } + + var repos []githubRepo + if err := json.Unmarshal(body, &repos); err != nil { + return nil, err + } + return &ghRepoCursor{0, repos}, nil +} + +func (v *ghRepoTable) BestIndex(cst []sqlite3.InfoConstraint, ob []sqlite3.InfoOrderBy) (*sqlite3.IndexResult, error) { + used := make([]bool, len(csts)) + return &sqlite3.IndexResult{ + IdxNum: 0, + IdxStr: "default", + Used: used, + }, nil +} + +func (v *ghRepoTable) Disconnect() error { return nil } +func (v *ghRepoTable) Destroy() error { return nil } + +type ghRepoCursor struct { + index int + repos []githubRepo +} + +func (vc *ghRepoCursor) Column(c *sqlite3.SQLiteContext, col int) error { + switch col { + case 0: + c.ResultInt(vc.repos[vc.index].ID) + case 1: + c.ResultText(vc.repos[vc.index].FullName) + case 2: + c.ResultText(vc.repos[vc.index].Description) + case 3: + c.ResultText(vc.repos[vc.index].HTMLURL) + } + return nil +} + +func (vc *ghRepoCursor) Filter(idxNum int, idxStr string, vals []interface{}) error { + vc.index = 0 + return nil +} + +func (vc *ghRepoCursor) Next() error { + vc.index++ + return nil +} + +func (vc *ghRepoCursor) EOF() bool { + return vc.index >= len(vc.repos) +} + +func (vc *ghRepoCursor) Rowid() (int64, error) { + return int64(vc.index), nil +} + +func (vc *ghRepoCursor) Close() error { + return nil +} |